Replacement of one existing generator and the installation of one new generator at the existing space in the west main electrical building generator room include, demolition/removal of the existing generator, exhaust, silencer, interior fuel piping, day tank, removal of existing wires, etc. and the removal of the existing trailer-mounted generator and associated connection after the first new generator. The work also includes all associated mechanical, structural, instrumentation and control, electrical, and restoration of the Generator Room.